256681090

素因数分解:

$2^1\times 5^1\times {\mathrm{601}}^1\times {\mathrm{42709}}^1$

素因数の和:43317

約数の個数: 16

約数和(自身を含む): 462805560

約数和(自身を除く): 206124470

約数列:

[1, 2, 5, 10, 601, 1202, 3005, 6010, 42709, 85418, 213545, 427090, 25668109, 51336218, 128340545, 256681090]

約数ペア:

[(1, 256681090), (2, 128340545), (5, 51336218), (10, 25668109), (601, 427090), (1202, 213545), (3005, 85418), (6010, 42709)]